Home / 154,513.79-231,806.84-47,892.17

Finding the Fourth Proportional to 154,513.79, 231,806.84 and 47,892.17

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Solution

The fourth proportional to 154,513.79, 231,806.84 and 47,892.17 is: 71,849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,513.79 : 231,806.84 = 47,892.17 : x
  2. Step 2: Convert to fraction form
    154,513.79/231,806.84 = 47,892.17/x
  3. Step 3: Cross multiply
    154,513.79x = 231,806.84 × 47,892.17
  4. Step 4: Simplify right side
    154,513.79x = 11,101,732,588.44
  5. Step 5: Solve for x
    x = 11,101,732,588.44/154,513.79
  6. Step 6: Final answer
    x = 71,849.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.